<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>B - page</title>
</head>
<body>
<script src="./index.js"></script>
<script>
  function BroadcastCallback(e) {
    console.log(12, 'b.html', e)
    document.title = `B-${e.data}`
  }
  const channel = new Channel('example_channel', BroadcastCallback)
</script>

</body>
</html>
